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Fix DM9000 MAC address handling

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Proper behavior is to pull MAC address from NVRAM in the initialization() an
stuff it in dev->address, then program the device from dev->address in
the init() function.

Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
This commit is contained in:
Ben Warren 2009-10-21 21:53:39 -07:00
parent f2b4bc04d6
commit 0775437293
1 changed files with 14 additions and 12 deletions
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26
drivers/net/dm9000x.c
View file

@ -284,7 +284,6 @@ static int dm9000_init(struct eth_device *dev, bd_t *bd)
int i, oft, lnk;
u8 io_mode;
struct board_info *db = &dm9000_info;
uchar enetaddr[6];
DM9000_DBG("%s\n", __func__);
@ -342,20 +341,11 @@ static int dm9000_init(struct eth_device *dev, bd_t *bd)
/* Clear interrupt status */
DM9000_iow(DM9000_ISR, ISR_ROOS | ISR_ROS | ISR_PTS | ISR_PRS);
/* Set Node address */
if (!eth_getenv_enetaddr("ethaddr", enetaddr)) {
#if !defined(CONFIG_DM9000_NO_SROM)
for (i = 0; i < 3; i++)
dm9000_read_srom_word(i, enetaddr + 2 * i);
eth_setenv_enetaddr("ethaddr", enetaddr);
#endif
}
printf("MAC: %pM\n", enetaddr);
printf("MAC: %pM\n", dev->enetaddr);
/* fill device MAC address registers */
for (i = 0, oft = DM9000_PAR; i < 6; i++, oft++)
DM9000_iow(oft, enetaddr[i]);
DM9000_iow(oft, dev->enetaddr[i]);
for (i = 0, oft = 0x16; i < 8; i++, oft++)
DM9000_iow(oft, 0xff);
@ -558,6 +548,15 @@ void dm9000_write_srom_word(int offset, u16 val)
}
#endif
static void dm9000_get_enetaddr(struct eth_device *dev)
{
#if !defined(CONFIG_DM9000_NO_SROM)
int i;
for (i = 0; i < 3; i++)
dm9000_read_srom_word(i, dev->enetaddr + (2 * i));
#endif
}
/*
Read a byte from I/O port
*/
@ -621,6 +620,9 @@ int dm9000_initialize(bd_t *bis)
{
struct eth_device *dev = &(dm9000_info.netdev);
/* Load MAC address from EEPROM */
dm9000_get_enetaddr(dev);
dev->init = dm9000_init;
dev->halt = dm9000_halt;
dev->send = dm9000_send;